Answer: Australia, India, Japan, and United States
Notes: Quad nations (India, US, Australia, Japan) reaffirmed their commitment to a free, open, peaceful, stable, and prosperous Indo-Pacific. The pledge commemorates 20 years of Quad cooperation, initially formed after the 2004 Indian Ocean tsunami. Quad aims to counter challenges like China's growing influence in the region. The coalition emphasizes the centrality of ASEAN in the Indo-Pacific framework. The grouping focuses on upholding international order based on the rule of law.
